Bi Resolution Improvement Technology; Figure 1-14. Effect Of; Figure 1-15. Adjustment - Epson EPL-9000 Service Manual

General Description
1.4.7 Resolution Improvement Technology
The printers have
to improve print quality at 600
the image data is reassembled to improve print data.
main improvement of this technique is m
effective when the dot map data fits the development characteristics of the printer mechanism well.
It is therefore necessary to set appropriate values in
is not as effective for printing a mesh pattern or gray scale. In such cases,
Note:
must be set to OFF. ('The
depends on the toner condition, it should be adjusted when the imaging cartridge is
replaced or after the imaging cartridge is used for a long time.
following settings are available in
When the toner density of area A is almost the same as that of area B (as shown m the figure
below), the setting is at its optimum setting. In other words, the optimum setting is
achieved when it is difficult to distinguish the shape of area A from that of B.
1-32
(Bi Resolution Improvement Technology), which is designed
300 By this method, the dot map data extracted from
inch
I
printing)
(When 600

Figure 1-14. Effect of

default setting is MEDIUM.) Since the
Level for
Figure 1-15.
in diagonal lines. It is most
1 inch
DARK, MEDIUM, LIGHT, OFF.
Adjustment
"
600
effect
Rev.
.